
system teams
Fabric 1.21.11 teams mod with levels, team chat, PvP control, and leaderboard.
Screenshots

About this Mod
Teams Mod
Teams Mod is a server-focused Fabric mod for Minecraft 1.21.11 that adds a complete team workflow for SMP and mini-game servers.
It is designed to feel clean for players and practical for admins.

Features
Team Core
- Create and delete teams.
- Invite players and accept invites.
- Kick members and transfer team ownership.
- Team tags and colors for quick identity.
Team Progression (New)
- Team levels with XP progression.
- XP gained from:
- Playtime activity of online team members.
- Resource contribution using
/team contribute [amount].
- Leveling increases team capacity over time.
- Team progress view with
/team level. - Server leaderboard with
/team top.
Combat & Social
- Team chat channel:
/team chat <message>. - Friendly-fire control per team (
/team pvp). - Team-formatted names in player list.
Admin Controls
/teamadmin disband <team>/teamadmin forceadd <player> <team>/teamadmin forceremove <player>/teamadmin reload/teamadmin list
Compatibility
- Minecraft: 1.21.11
- Loader: Fabric
- Dependencies: Fabric API
Notes:
- Core team mechanics are server-side and work normally.
Quick Start
- Install Fabric Loader on the server.
- Put this mod jar in your server
modsfolder. - Put Fabric API jar in the same
modsfolder. - Start server and run
/team help.
Permissions
- Player commands:
/team ... - Admin commands:
/teamadmin ...(admin-level permissions)
Why this mod?
Teams Mod is built for communities that need more than basic teams: progression, visibility, moderation tools, and structured gameplay loops.
Available Versions
How to Install system teams on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.11).
Install Mod
Open the mod browser in the dashboard and search for "system teams". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.11, 1.21.10, 1.21.9 (+14 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
system teams server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.11). You can switch loaders with one click in the panel.
Is system teams compatible with fabric?
system teams officially supports fabric for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with system teams – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if system teams consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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